#59B409
Closest named color: Leafy Green (#51B73B). oklch(68.6% 0.202 136), rgb(89, 180, 9).
Aa
Black text reads best on this color (7.95:1).
About this color
#59B409 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.202 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.022 away. Black text reads best on it, at 7.95:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.202) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.95:1 |
| White text | 2.63:1 |
Values
| HEX | #59B409 |
| RGB | rgb(89, 180, 9) |
| HSL | hsl(92, 90%, 37%) |
| OKLCH | oklch(68.6% 0.202 136) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #59B409 | 2.63:1 | Fails | Lc -56.2 | Large or bold text, headings |
| Black text on #59B409 | 7.95:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #59B409 text on white | 2.63:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #59B409 text on black | 7.95:1 | AAA | Lc -50.9 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F0F8ED
oklch(97% 0.017 137)
-
Step 100
100
#DFF0D8
oklch(93.6% 0.037 136.4)
-
Step 200
200
#C5E4B6
oklch(88.4% 0.07 135.5)
-
Step 300
300
#9BD380
oklch(80.8% 0.126 136)
-
Step 400
400 (this color)
#59B409
oklch(68.6% 0.202 136)
-
Step 500
500
#4EA100
oklch(63.1% 0.188 136)
-
Step 600
600
#408700
oklch(55.5% 0.165 136)
-
Step 700
700
#357200
oklch(49.1% 0.146 136)
-
Step 800
800
#2A5D00
oklch(42.6% 0.127 136)
-
Step 900
900
#224E00
oklch(37.7% 0.112 136.1)
-
Step 950
950
#122F00
oklch(27.2% 0.081 136)
#59B409 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #BBA400 | 0.125 |
| Deuteranopia (no green cones) | #AF9D28 | 0.123 |
| Tritanopia (no blue cones) | #55AD99 | 0.145 |
| Achromatopsia (no color) | #9F9F9F | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59B409
#59B409
oklch(68.6% 0.202 136)
- #C96BEC
#C96BEC
oklch(68.6% 0.201 316)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #59B409, closest first.
No curated palette has a color within ΔE 0.04 of #59B409.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.022
- Frog Green #58BC08 ΔE 0.023
- Grass #5CAC2D ΔE 0.030
- Leaf Green #5CA904 ΔE 0.031
- Leaf #71AA34 ΔE 0.046
- Dark Lime #84B701 ΔE 0.046
- Shamrock #01B44C ΔE 0.047
- Shamrock Green #02C14D ΔE 0.047
Use #59B409 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.